Sony Walkman

Sony released the first Walkman, the TPS-L2, in Japan on July 1, 1979 for the equivalent of about $150. It entered the US market in June of 1980. If instead of buying the Walkman on launch day, you had invested in Sony stock, your shares would be worth an estimated $1,873 today (or $1,623 after fees).
Release Date1 July 1979
Release Price$150.00
Company (ticker)Sony (NYSE: SNE)
Share Price (as of)USD 39.20 (31 August 2017)
Est. Value (with fees)$1,873 ($1,623)
Est. Return12.48x price, 6.8% IRR
Buy from Amazon